How much does the human brain weigh?
问题描述：
How much does the human brain weigh?
答
答案是：“The （adult） human brain weighs （on average） about 3 pounds （lb）or 1.5 kilograms (kg）. " 成人的大脑的重量大概是3磅 （1.5 公斤）左右.还可以加上：”It is around 2% of the body weight“ ...